To-morrow, i.e. suddenly, as that word is oft used, as Matthew 6:30 1 Corinthians 15:32. He will be wroth with the whole congregation of Israel; with you for doing so, and with us for suffering, or not punishing it.
Related Commentaries of Joshua 22:18
Joshua 22:18
18 But that ye must turn away this day from following the LORD? and it will be, seeing ye rebel to day against the LORD, that to morrow he will be wroth with the whole congregation of Israel.